TY  - RPRT
TI  - Computer program for the Kendall family of trend tests
AU  - Dennis R. Helsel
AU  - David K. Mueller
AU  - James R. Slack
PY  - 2006
DO  - 10.3133/sir20055275
UR  - https://pubs.usgs.gov/publication/sir20055275
ID  - sir20055275
ER  -